Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 2.70
Milk (kg) -124.00 -0.014 1.74
Fat (kg) 0.68 -0.375 -0.25
Prot (kg) -2.75 -0.441 1.21
Fertility Sub Index -1.37
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) -0.78 1.117 -0.87
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.77
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 3.00 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index -1.29

* Based on an €80/tonne carbon price